Home / 309,445.08-464,056.83-167,395.38

Finding the Fourth Proportional to 309,445.08, 464,056.83 and 167,395.38

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Solution

The fourth proportional to 309,445.08, 464,056.83 and 167,395.38 is: 251,033.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,445.08 : 464,056.83 = 167,395.38 : x
  2. Step 2: Convert to fraction form
    309,445.08/464,056.83 = 167,395.38/x
  3. Step 3: Cross multiply
    309,445.08x = 464,056.83 × 167,395.38
  4. Step 4: Simplify right side
    309,445.08x = 77,680,969,399.45
  5. Step 5: Solve for x
    x = 77,680,969,399.45/309,445.08
  6. Step 6: Final answer
    x = 251,033.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.